Agustinus MD, Yusuf M, Subagya. Model Pembelajaran PBL Berbasis PTK-LS terhadap Penguasaan Konsep dan Keterampilan Proses Sains. JEAR [Internet]. 2023 May 10 [cited 2024 Nov. 30];7(2):288-97. Available from: https://ejournal.undiksha.ac.id/index.php/JEAR/article/view/56631